//
//  ViewController.m
//  LKSwizzleTest
//
//  Created by J on 16/5/31.
//  Copyright © 2016年 ljh. All rights reserved.
//

#import "ViewController.h"

@implementation ViewController
- (void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event{
   
    NSMutableArray* array  =[NSMutableArray array];
    [array objectAtIndex:10];
    array[900000];
    [array addObject:nil];
  
//    
    NSMutableDictionary* dic = [NSMutableDictionary dictionary];
    [dic setObject:nil forKey:nil];
    [dic objectForKey:nil];
    [dic setObject:@"1" forKey:@"one"];

    id item1,item2;
    [NSArray arrayWithObjects:item1,item2,nil];
    
   NSMutableSet* set = [NSMutableSet set];
    [set addObject:nil];
//
//    
//    [set addObject:@"xxx"];
//
//    NSLog(@"%@ %@",array,dic);
//
    NSLog(@"一切正常");
    
    
}
@end
